Boolean algebra

0 Answers   CCIE,

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Why not come out analog output in ABB EL3020 when display show correct value

0 Answers  

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how the presure switches are calibrated? and what happen inside?

1 Answers  

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how u choose thermowell lenght n pnumatic C/v size?

0 Answers  

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what is the minimum power (P=VI)to produce a spark?

0 Answers  

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In Boiler Drum Level- Level control valve how can it tuning (PID)?

2 Answers  

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Explain Gas Turbine startup and shutdown sequences

0 Answers  

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what is the difference between hub and switch?

6 Answers  

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one rtd sensor which is connected at middle of distillation column where actual temp. is 100deg but when we tight this sensor at thermowell end it goes down to 90 deg & when remove from the thermowell(but sensor end dipped in well) showing actual reading, what is reason?

3 Answers  

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what is the difference between dcs & plc

2 Answers  

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draw the block diagram of a level transmitter ?

0 Answers   Hira Group, Samsung,

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Explain pH, Conductivity.

0 Answers   CCIE,

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